Original Commit

js/stopwatch.js

@@ -0,0 +1,48 @@
+var isStarted=false;
+var number=0;
+var noLaps=0;
+const counter=document.getElementById('counter');
+const startStop2 = document.getElementById('startStopBtn');
+const laps = document.getElementById('laps');
+function startStop()
+{
+    isStarted = !isStarted;
+    startStop2.innerText = isStarted ? "Stop" : "Start";
+}
+function number2ts(number)
+{
+    var ms = number % 1000;
+    
+    var totalsec = (number - ms) / 1000;
+    var sec = totalsec % 60;
+    var totalMin = (totalsec - sec) / 60;
+    var min = totalMin % 60;
+    var totalHour = (totalMin - min) / 60;
+    return `${totalHour}:${min.toString().padStart(2,'0')}:${sec.toString().padStart(2,'0')}.${ms.toString().padStart(3,'0')}`;
+}
+function lap()
+{
+    noLaps++;
+    laps.innerText += `${noLaps}: ${number2ts(number)}\n`;
+}
+function reset()
+{
+    counter.innerText=`0:00:00.000`;
+    noLaps = 0;
+    number = 0;
+    laps.innerText="";
+}
+
+function tick()
+{
+  
+        if(isStarted)
+        {
+            number+=25;
+            counter.innerText = number2ts(number);
+            
+        }
+        setTimeout(tick,25);
+}
+
+setTimeout(tick,25);